/Engine/Plugins/Experimental/CharacterFXEditor/BaseCharacterFXEditor/Source/BaseCharacterFXEditor/Public/BaseCharacterFXEditorMode.h
The CharacterFX EditorMode stores much of the inter-tool state, including ToolTargets.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(Abstract) class UBaseCharacterFXEditorMode : public [UEdMode](API\Editor\UnrealEd\Tools\UEdMode)
TArray<TObject...
OriginalObjectsToEdit
Stores original input objects
TArray<TObject...
ToolTargets
Tool targets created from OriginalObjectsToEdit (and 1:1 with that array) that provide us with dynamic meshes